/Engine/Source/Runtime/Engine/Classes/Engine/ActorChannel.h
Custom implementation for ReplicateSubobject when RepFlags.bUseCustomSubobjectReplication is true
virtual bool ReplicateSubobjectCustom ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * Obj, [FOutBunch](API\Runtime\Engine\Net\FOutBunch) & Bunch, const [FReplicationFlags](API\Runtime\Engine\Engine\FReplicationFlags) & RepFlags )